There are total 5 hours or 300 minutes from 4pm to 9pm. In words, this duration is equal to five hours or three hundred minutes.
How many hours from
| 9PM to 12AM | 11PM to 7AM | 3AM to 6PM |
| 10AM to 4PM | 5PM to 5AM | 10AM to 5PM |
| 1PM to 7AM | 1AM to 8PM | 3AM to 6PM |
| 1PM to 11AM | 10AM to 5AM | 7AM to 3AM |
| 5PM to 9PM | 11PM to 4PM | 1AM to 4PM |
| 9PM to 4AM | 8AM to 11PM | 6PM to 11AM |
